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Seeing a QDI QUEST DIAGNOSTICS charge on your statement?

Common ways QDI QUEST DIAGNOSTICS charges might appear on your statement

  • QDI QUEST DIAGNOSTICS
  • QUEST DIAGNOSTICS QDI
  • QDI QUEST DIAGNOSTICS BILLING
  • QUEST DIAGNOSTICS PAYMENT
  • QDI QUEST DIAGNOSTICS LAB
  • QUEST DIAGNOSTICS TESTING
  • QUEST DIAGNOSTICS 800-222-0446 NJ

What is QDI Quest Diagnostics?

QDI Quest Diagnostics refers to Quest Diagnostics Incorporated, one of the largest clinical laboratory testing and diagnostic services companies in the United States. Learn more at questdiagnostics.com.

Common causes for QDI Quest Diagnostics charges

  • Payments for lab tests ordered by a physician or healthcare provider.
  • Charges for blood work, pathology, or diagnostic screening services.
  • Online or in-person payments made through Quest’s patient billing portal.
  • Refunds or adjustments following insurance processing or test cancellations.

Decoding QDI Quest Diagnostics charge tags

  • QDI stands for Quest Diagnostics Incorporated, identifying the billing entity.
  • QUEST DIAGNOSTICS / QUEST DIAGNOSTICS LAB refer to the testing and billing organization.
  • PAYMENT / BILLING / LAB indicate that the transaction relates to diagnostic testing services.
  • 800-222-0446 is Quest Diagnostics’ customer service and billing support number.
  • NJ refers to Quest’s corporate headquarters location in Secaucus, New Jersey.

What to do if you don’t recognize this charge

Spot, verify, and resolve suspicious charges in minutes.

  • Contact your bank.

    Call your bank using the number on the back of your card.

  • Contact the merchant.

    Call their customer service to verify the charge and get transaction details.

  • Dispute the charge & monitor account.

    If it appears fraudulent, report it to your bank or card issuer.

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